A less complimentary mention of Comfrey on the Dúchas schools collection. It mentions 'comfrey or meacan oraibh'. Not heard that Irish name for it before, anyone able to translate for me? Most mentions on Dúchas note it as a cure for everything, sprains to cuts to bones
https://www.duchas.ie/en/cbes/4921973/4914536/4937339